读取XML文件

引用

<?xml version="1.0" encoding="UTF-8"?>
<students>
	<!--student:id,name,class  -->
	<student>
		<id>001</id>
		<name>张三</name>
		<class>IBM08001</class>
	</student>
	<student>
		<id>002</id>
		<name>李斯</name>
		<class>IBM08001</class>
	</student>	
	<student>
		<id>003</id>
		<name>王五</name>
		<class>IBM08001</class>
	</student>	
	<student>
		<id>004</id>
		<name>赵六</name>
		<class>IBM08001</class>
	</student>	
</students>

package com.java.xml;

import java.io.File;
import java.io.IOException;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;

import org.w3c.dom.Document;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;

public class GetXml {

	/**
	 * @param args
	 */
	public static void main(String[] args) throws Exception{
		getInfoFromXML();
	}

	public static void getInfoFromXML() throws ParserConfigurationException, SAXException, IOException {
		File f = new File("/home/soft22/workspace/javatest/src/student.xml");
		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
		DocumentBuilder builder = factory.newDocumentBuilder();
		Document doc = builder.parse(f);
		NodeList node = doc.getElementsByTagName("student");
		for (int i = 0; i < node.getLength(); i++) {
			System.out.println("学生ID："+
					doc.getElementsByTagName("id").item(i).
getFirstChild().getNodeValue());
			System.out.println("姓名："+
					doc.getElementsByTagName("name").item(i).
getFirstChild().getNodeValue());
			System.out.println("班级："+
					doc.getElementsByTagName("class").item(i).
getFirstChild().getNodeValue());
		}
	}

}

显示结果：
学生ID：001
姓名：张三
班级：IBM08001
学生ID：002
姓名：李斯
班级：IBM08001
学生ID：003
姓名：王五
班级：IBM08001
学生ID：004
姓名：赵六
班级：IBM08001

评论

1 楼 jie523314 2010-08-19  

  学习下。。。